duckdb: forbid pushdown of list_col in (item, NULL) - #9242
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CodSpeed HQ / CodSpeed Performance Analysis
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Aug 6, 2026
Performance Regression: -10.75%
❌ 2 regressed benchmarks
✅ 1899 untouched benchmarks
⏩ 43 skipped benchmarks1
Warning
Please fix the performance issues or acknowledge them on CodSpeed.
Performance Changes
| Mode | Benchmark | BASE |
HEAD |
Efficiency | |
|---|---|---|---|---|---|
| ❌ | Simulation | decompress[u64, (1000, 16)] |
64.6 µs | 72.4 µs | -10.84% |
| ❌ | Simulation | compress_fsst[(1000, 64, 8)] |
1 ms | 1.2 ms | -10.65% |
Tip
Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.
Comparing myrrc/duckdb-time-ns (db2b879) with develop (0053f78)
Footnotes
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43 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩
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